Home / 744,351.84-1,027,303.56-724,086.48

Finding the Fourth Proportional to 744,351.84, 1,027,303.56 and 724,086.48

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Solution

The fourth proportional to 744,351.84, 1,027,303.56 and 724,086.48 is: 999,334.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    744,351.84 : 1,027,303.56 = 724,086.48 : x
  2. Step 2: Convert to fraction form
    744,351.84/1,027,303.56 = 724,086.48/x
  3. Step 3: Cross multiply
    744,351.84x = 1,027,303.56 × 724,086.48
  4. Step 4: Simplify right side
    744,351.84x = 743,856,618,651.87
  5. Step 5: Solve for x
    x = 743,856,618,651.87/744,351.84
  6. Step 6: Final answer
    x = 999,334.69

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.